This isn't tech's first boom and bust cycle. Here's what we can learn from the previous bubbles: Stay agile and never rest on your laurels.

• Tech's pandemic bubble has finally burst, demonstrated by layoffs and falling share prices.
• Every previous boom and bust in tech over the decades has resulted in winners and losers.
• The ones that survived were those that stayed agile, kept focused on innovation, and made sure their foundations were solid.

There's been a lot of noise in the tech sector lately. Debates over "fake work," sweeping rounds of layoffs, and the rollback of lavish employee perks, have all raised a single unifying question: is the golden age of American tech over?